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心境障碍青少年主客观睡眠质量的一致性分析
Agreement analysis of subjective and objective sleep quality in adolescents with mood disorders
【摘要】 目的:科学、准确地评估睡眠质量对于理解睡眠问题及其对健康的影响具有重要意义。本研究分析心境障碍青少年主观睡眠评估与客观睡眠监测结果的一致性,以期为相关研究提供可靠的方法学基础。方法:在国内3家医院的精神科门诊招募心境障碍青少年患者,采用共识睡眠日记和活动记录仪(运动手环)进行14 d的睡眠监测。采用Wilcoxon符号秩和检验比较主客观测量数据的差异,Bland-Altman图和组内相关系数(intra-class correlation coefficient,ICC)对二者的一致性进行描述,Spearman秩相关系数描述二者的相关性,混合效应模型分析主客观测量数据差异的影响因素。结果:入睡后觉醒次数(number of awakenings during sleep,NWAK)、入睡后清醒时间(waking after sleep onset,WASO)、总睡眠时间(total sleep time,TST)、醒来时刻的主观和客观测量值之间的差异均有统计学意义(均P<0.001);而入睡时刻的主观和客观测量值的差异无统计学意义(P=0.283)。入睡时刻(ICC=0.821,r=0.838)、醒来时刻(ICC=0.821,r=0.836)的主观和客观测量值有良好的一致性和相关性;TST表现出中等的一致性(ICC=0.640)和相关性(r=0.682);NWAK(ICC=0.210,r=0.276)和WASO(ICC=0.358,r=0.365)则表现出较差的一致性和相关性。在Bland-Altman图中,入睡时刻、醒来时刻、TST的散点大多数均匀分布在95%一致性界限(limits of agreement,LoA)之间,WASO、NAWK的主客观测量差值随着主客观均值的增加而变大,但是以上指标的主客观测量差值95%LoA均超过相应指标的可接受范围,表明一致性差。基线抑郁水平与NWAK(β=0.034,P<0.05)、TST(β=2.617,P<0.01)和入睡时刻(β=1.454,P<0.05)的主客观测量差值大小有关,睡眠质量评分与WASO的主客观测量差值大小有关(β=0.051,P<0.01)。结论:主观睡眠日记和活动记录仪(运动手环)睡眠监测数据仍存在较大差异,后续应进一步探索影响主客观测量差异的因素,并优化测量方法以获得更可靠的睡眠数据。
【Abstract】 Objective: Accurate assessment of sleep quality is crucial for understanding sleep problems and their impact on health. This study analyzed the agreement between subjective sleep assessments and objective sleep monitoring in adolescents with mood disorders,aiming to provide a reliable methodological foundation for related research.Methods: Adolescents with mood disorders were recruited from psychiatric outpatient clinics of three domestic hospitals. A consensus sleep diary and an actigraph(activity tracker) were used to monitor sleep for 14 days. The differences between subjective and objective measurements were compared using the Wilcoxon signed-rank test, while BlandAltman plots and intraclass correlation coefficients(ICC), described their agreement.Spearman’s rank correlation coefficients were used to assess their correlation, and mixedeffects models analyzed factors influencing the differences between subjective and objective measurements.Results: Significant differences were observed between subjective and objective measures for the number of awakenings after sleep onset(NWAK), waking after sleep onset(WASO), total sleep time(TST), and wake-up time(P<0.001); however, the difference in sleep onset time was not statistically significant(P=0.283). Subjective and objective measurements of sleep onset(ICC=0.821, r=0.838) and wake-up time(ICC=0.821, r=0.836) demonstrated good agreement and correlation; TST showed moderate agreement(ICC=0.640) and correlation(r=0.682); NWAK(ICC=0.210, r=0.276) and WASO(ICC=0.358, r=0.365) exhibited poor and correlation. In the Bland-Altman plots, most data points for sleep onset, wake-up time, and TST were uniformly distributed within the 95%limits of agreement(LoA). The differences between subjective and objective measurements for WASO and NWAK increased with higher average values. However, the 95% LoA of the differences between subjective and objective measurements of all the above indicators exceeded the acceptable ranges of the corresponding indicators, indicating poor agreement.Baseline depression levels were associated with the differences between subjective and objective measurements of NWAK(β =0.034, P<0.05), TST(β =2.617, P<0.01), and sleep onset(β=1.454, P<0.05), while sleep quality scores were associated with the difference in WASO(β=0.051, P<0.01).Conclusion: Considerable discrepancies remain between subjective sleep diaries and sleep monitoring data from actigraphy(activity tracker). Future research should further investigate factors influencing the discrepancies between subjective and objective measurements and refine measurement methods to obtain more reliable sleep data.
【Key words】 mood disorder; sleep diary; actigraphy; agreement; correlation; influencing factors; adolescents;
- 【文献出处】 中南大学学报(医学版) ,Journal of Central South University(Medical Science) , 编辑部邮箱 ,2024年10期
- 【分类号】R740;R749.94
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